Home / 12,547,909.46-17,306,352.88-9,076,271.13

Finding the Fourth Proportional to 12,547,909.46, 17,306,352.88 and 9,076,271.13

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Solution

The fourth proportional to 12,547,909.46, 17,306,352.88 and 9,076,271.13 is: 12,518,192.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,547,909.46 : 17,306,352.88 = 9,076,271.13 : x
  2. Step 2: Convert to fraction form
    12,547,909.46/17,306,352.88 = 9,076,271.13/x
  3. Step 3: Cross multiply
    12,547,909.46x = 17,306,352.88 × 9,076,271.13
  4. Step 4: Simplify right side
    12,547,909.46x = 157,077,150,987,645.69
  5. Step 5: Solve for x
    x = 157,077,150,987,645.69/12,547,909.46
  6. Step 6: Final answer
    x = 12,518,192.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.